Apple macOS / Mac OS X software - convert ots to xlsx on OS X

NeoOffice is an office productivity software for Mac created as an alternative to OpenOffice.org. It has everything needed for common office including word processor, spreadsheet, presentation program, and graphics program.

The tables with software actions are a good pointer for what a certain program does with various file types and often may give users a good hint how to perform certain file conversion, for example the above-mentioned ots to xlsx. However, it is not perfect and sometimes can show results which are not really usable because of how certain programs work with files and the possible conversion is thus actually not possible at all.

Multiplatform software - convert ots to xlsx on any platform

OpenOffice.org Calc (OpenOffice.org Calc) is a free spreadsheet application that comes with OpenOffice.org. It is compatible with most current spreadsheet file formats and offers many innovative features.

Calc's Advanced DataPilot technology makes it easy to pull in raw data from corporate databases; cross-tabulate, summarize, and convert it into meaningful information.

Calc's wizards guides you through choosing and using a comprehensive range of advanced spreadsheet functions, or download templates from our Extensions repository for ready-made spreadsheet solutions.

LibreOffice Write is a powerful spreadsheet program that supports all major workbook formats and has many intuitive features. It's an open source software that comes as an integral part of LibreOffice suite.

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